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Math 12 Chapter 6
Conic Section
Test - 3
1.
Equation of an ellipse if a @ b is ________________
a) x
2
/a
2
+y
2
/b
2
= 2
b) x
2
/a
2
+y
2
/b
2
= 1
c) x
2
/a
2
+y
2
/b
2
= 3
2.
In an ellipse x
2
/a
2
+ y
2
/b
2
= 1, a
2
e
2
-a
2
= ________________
a) c
2
b) b
2
c) v
2
3.
Equation of major axis of an ellipse x
2
/a
2
+ y
2
/b
2
= 1 is ____________________
a) y = 0
b) y = 4
c) y = 2
4.
Equation of transverse axis of x
2
/a
2
+ y
2
/b
2
= 1 is _________________
a) y =1
b) y =0
c) y =2
5.
x
2
/a
2
+ y
2
/b
2
= 1 is an equation of _______________
a) Hyperbola
b) Circle
c) Ellipse
6.
(x-h)
2
+ (y+k)
2
= r
2
is equation of circle with center:
a) (0,0)
b) (-h,k)
c) (h,k)
d) (h,-k)
7.
Equation of directrix of an ellipse x
2
/a
2
+ y
2
/b
2
= 1 is ____________________
a) x = e/a
b) x = a/e
c) x = e-a
d) x = e+a
8.
In an ellipse x
2
/a
2
+ y
2
/b
2
= 1, a
2
-a
2
c
2 =__________________
a) c
2
b) b
2
c) v
2
9.
Equation of an ellipse if a # b is ________________
a) x
2
/b
2
+y
2
/a
2
= 2
b) x
2
/b
2
+y
2
/a
2
= 3
c) x
2
/b
2
+y
2
/a
2
= 1
d) x
2
/b
3
+y
2
/a
2
= 1
10.
End points of latus rectum in 2nd quadrant to the ellipse x
2
/a
2
+ y
2
/b
2
= 1 is _____________
a) (-al, -b
2
/a)
b) (al, -b
2
/a)
c) (-al, -b
2
/a)
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